[INFO] updating cached repository https://github.com/charliethomson/linkedlrst [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fca5202f305a3f5f86eda6cd49a59257c179bf33 [INFO] testing charliethomson/linkedlrst against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharliethomson%2Flinkedlrst" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/charliethomson/linkedlrst on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/charliethomson/linkedlrst [INFO] finished tweaking git repo https://github.com/charliethomson/linkedlrst [INFO] tweaked toml for git repo https://github.com/charliethomson/linkedlrst written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/charliethomson/linkedlrst already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b34110468de7aedc84970edf96b54c2c3628b2a42214a8be632ae762f30ccfc9 [INFO] running `Command { std: "docker" "start" "-a" "b34110468de7aedc84970edf96b54c2c3628b2a42214a8be632ae762f30ccfc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b34110468de7aedc84970edf96b54c2c3628b2a42214a8be632ae762f30ccfc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b34110468de7aedc84970edf96b54c2c3628b2a42214a8be632ae762f30ccfc9", kill_on_drop: false }` [INFO] [stdout] b34110468de7aedc84970edf96b54c2c3628b2a42214a8be632ae762f30ccfc9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3ed2cb8ccd3b48c8e7bb8be9cb392da88db8728c4dbb94c3b6a28367b267361 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e3ed2cb8ccd3b48c8e7bb8be9cb392da88db8728c4dbb94c3b6a28367b267361", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling typename_derive v0.1.3 [INFO] [stderr] Compiling typename v0.1.1 [INFO] [stderr] Compiling linkedlist v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `dealloc` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | alloc::{alloc, dealloc, Layout}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one` [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut two = Node::new(15); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.94s [INFO] running `Command { std: "docker" "inspect" "e3ed2cb8ccd3b48c8e7bb8be9cb392da88db8728c4dbb94c3b6a28367b267361", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3ed2cb8ccd3b48c8e7bb8be9cb392da88db8728c4dbb94c3b6a28367b267361", kill_on_drop: false }` [INFO] [stdout] e3ed2cb8ccd3b48c8e7bb8be9cb392da88db8728c4dbb94c3b6a28367b267361 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed793e6b9dfe20c4f02aef22ecb299a34ffa0dcc364900e2655b2e185b445540 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ed793e6b9dfe20c4f02aef22ecb299a34ffa0dcc364900e2655b2e185b445540", kill_on_drop: false }` [INFO] [stderr] Compiling linkedlist v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `dealloc` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | alloc::{alloc, dealloc, Layout}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one` [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut two = Node::new(15); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "ed793e6b9dfe20c4f02aef22ecb299a34ffa0dcc364900e2655b2e185b445540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed793e6b9dfe20c4f02aef22ecb299a34ffa0dcc364900e2655b2e185b445540", kill_on_drop: false }` [INFO] [stdout] ed793e6b9dfe20c4f02aef22ecb299a34ffa0dcc364900e2655b2e185b445540 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 846a2489e0d99384f16ce68b354d85a385c142d23dd63d5436671160ce3ce29c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "846a2489e0d99384f16ce68b354d85a385c142d23dd63d5436671160ce3ce29c", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `dealloc` [INFO] [stderr] --> src/main.rs:3:20 [INFO] [stderr] | [INFO] [stderr] 3 | alloc::{alloc, dealloc, Layout}, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `one` [INFO] [stderr] --> src/main.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | let mut two = Node::new(15); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | let mut one = Node::new(10).with_next(Some(two.ptr)); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/linkedlist-69bf4fc969dc7e00 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "846a2489e0d99384f16ce68b354d85a385c142d23dd63d5436671160ce3ce29c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "846a2489e0d99384f16ce68b354d85a385c142d23dd63d5436671160ce3ce29c", kill_on_drop: false }` [INFO] [stdout] 846a2489e0d99384f16ce68b354d85a385c142d23dd63d5436671160ce3ce29c